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  <h1 class="topictitle1">Managing Detection Models</h1>
  <div id="body0000001283108986">
   <p id="EN-US_TOPIC_0000002042804932__p135014433714">You can view, update, activate, or delete a ransomware detection model.</p>
   <p id="EN-US_TOPIC_0000002042804932__p427264442911">On the navigation pane, choose <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol158043210475"><b>Data Security</b></span> &gt; <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol381532184719"><b>Ransomware Protection</b></span> &gt; <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol0811232144718"><b>Detection Model</b></span>. Perform management operations by following the instructions in <a href="#EN-US_TOPIC_0000002042804932__table11338122894717">Table 1</a>.</p>
   <div class="tablenoborder">
    <a name="EN-US_TOPIC_0000002042804932__table11338122894717"></a><a name="table11338122894717"></a>
    <table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000002042804932__table11338122894717" frame="border" border="1" rules="all">
     <caption>
      <b>Table 1 </b>Detection model management operations
     </caption>
     <colgroup>
      <col style="width:14.149999999999999%">
      <col style="width:51.77%">
      <col style="width:34.07%">
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      <tr id="EN-US_TOPIC_0000002042804932__row113381628164713">
       <th align="left" class="cellrowborder" valign="top" width="14.151415141514152%" id="mcps1.3.3.2.4.1.1"><p id="EN-US_TOPIC_0000002042804932__p033822844710">Operation</p></th>
       <th align="left" class="cellrowborder" valign="top" width="51.77517751775178%" id="mcps1.3.3.2.4.1.2"><p id="EN-US_TOPIC_0000002042804932__p1433852815478">Description</p></th>
       <th align="left" class="cellrowborder" valign="top" width="34.07340734073407%" id="mcps1.3.3.2.4.1.3"><p id="EN-US_TOPIC_0000002042804932__p123385285475">Navigation Path</p></th>
      </tr>
     </thead>
     <tbody>
      <tr id="EN-US_TOPIC_0000002042804932__row1338328164718">
       <td class="cellrowborder" valign="top" width="14.151415141514152%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0000002042804932__p1333814283476">Viewing a detection model</p></td>
       <td class="cellrowborder" valign="top" width="51.77517751775178%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0000002042804932__en-us_topic_0000001090712911_p910714592398"><strong id="EN-US_TOPIC_0000002042804932__b8910238505">Context</strong></p> <p id="EN-US_TOPIC_0000002042804932__p433882815471">Viewing a detection model enables you to know its basic information and activation status.</p></td>
       <td class="cellrowborder" valign="top" width="34.07340734073407%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000002042804932__p8152156125317">In the detection model list, view the version, import time, signature information, description, and activation status.</p></td>
      </tr>
      <tr id="EN-US_TOPIC_0000002042804932__row86711445013">
       <td class="cellrowborder" valign="top" width="14.151415141514152%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0000002042804932__p768154414011">Updating a detection model</p></td>
       <td class="cellrowborder" valign="top" width="51.77517751775178%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0000002042804932__p368104410015"><strong id="EN-US_TOPIC_0000002042804932__b115084256517">Context</strong></p> <p id="EN-US_TOPIC_0000002042804932__p551375614016">Common detection models are preset in the system. You can import the latest detection model (if any) of the storage system, or import or reactivate a detection model of an earlier version if it works better in your scenario.</p> <p id="EN-US_TOPIC_0000002042804932__p23134321316"><strong id="EN-US_TOPIC_0000002042804932__b197191029527">Precautions</strong></p>
        <ul id="EN-US_TOPIC_0000002042804932__ul1183915572">
         <li id="EN-US_TOPIC_0000002042804932__li10828848317">Obtain the latest detection model from Huawei technical support engineers.</li>
         <li id="EN-US_TOPIC_0000002042804932__li88892571">A detection model is automatically activated after being imported. The earlier one enters <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol360143913165"><b>Inactivated</b></span> status.</li>
         <li id="EN-US_TOPIC_0000002042804932__li6437810155712">The import does not affect ongoing detection jobs. Ongoing detection jobs still use the earlier detection model. The new detection model will be used in the next job.</li>
        </ul></td>
       <td class="cellrowborder" valign="top" width="34.07340734073407%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000002042804932__p16814418016">On the <strong id="EN-US_TOPIC_0000002042804932__b538554210187">Detection Model</strong> page, click <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol6405439133816"><b>Import</b></span>.</p></td>
      </tr>
      <tr id="EN-US_TOPIC_0000002042804932__row03386286472">
       <td class="cellrowborder" valign="top" width="14.151415141514152%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0000002042804932__p143381328104711">Activating a detection model</p></td>
       <td class="cellrowborder" valign="top" width="51.77517751775178%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0000002042804932__p1083672062810"><strong id="EN-US_TOPIC_0000002042804932__b74201287533">Context</strong></p> <p id="EN-US_TOPIC_0000002042804932__p0338182819471">To use an inactivated detection model to detect ransomware, activate it first.</p> <p id="EN-US_TOPIC_0000002042804932__p13941716182813"><strong id="EN-US_TOPIC_0000002042804932__b0168121320546">Precautions</strong></p>
        <ul id="EN-US_TOPIC_0000002042804932__ul0646193882817">
         <li id="EN-US_TOPIC_0000002042804932__li4646838202815">Only detection models in <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol134191541152816"><b><span id="EN-US_TOPIC_0000002042804932__text18165165319227"><strong>Inactivated</strong></span></b></span> status can be activated.</li>
         <li id="EN-US_TOPIC_0000002042804932__li147176574281">Only one detection model in <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol2521458102812"><b><span id="EN-US_TOPIC_0000002042804932__text36203552310"><strong>Activated</strong></span></b></span> status exists in the system. The activated detection model is automatically deactivated after you activate or import a new one.</li>
         <li id="EN-US_TOPIC_0000002042804932__li492625218">If a previously activated detection model is being used for ransomware detection, the newly activated or imported one enters the <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol131315665519"><b><span id="EN-US_TOPIC_0000002042804932__text71315625518"><strong>Activated</strong></span></b></span> state but does not affect the ongoing detection job and will take effect in new jobs.</li>
        </ul></td>
       <td class="cellrowborder" valign="top" width="34.07340734073407%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000002042804932__p8338142854714">Choose <strong id="EN-US_TOPIC_0000002042804932__b2088818411574">More</strong> &gt; <strong id="EN-US_TOPIC_0000002042804932__b1288815445714">Activate</strong> in the <span id="EN-US_TOPIC_0000002042804932__text13888104185715"><strong>Operation</strong></span> column on the right of the desired detection model.</p></td>
      </tr>
      <tr id="EN-US_TOPIC_0000002042804932__row13381928174717">
       <td class="cellrowborder" valign="top" width="14.151415141514152%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0000002042804932__p1533815280472">Deleting a detection model</p></td>
       <td class="cellrowborder" valign="top" width="51.77517751775178%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0000002042804932__p16470103092910"><strong id="EN-US_TOPIC_0000002042804932__b936012745813">Context</strong></p> <p id="EN-US_TOPIC_0000002042804932__p19631914115414">Detection models that are no longer used for ransomware detection can be deleted.</p> <p id="EN-US_TOPIC_0000002042804932__p543117398294"><strong id="EN-US_TOPIC_0000002042804932__b1627512384588">Precautions</strong></p> <p id="EN-US_TOPIC_0000002042804932__p18423114017299">Only detection models in <span class="uicontrol" id="EN-US_TOPIC_0000002042804932__uicontrol074344816294"><b><span id="EN-US_TOPIC_0000002042804932__text16678205619225"><strong>Inactivated</strong></span></b></span> status can be deleted.</p></td>
       <td class="cellrowborder" valign="top" width="34.07340734073407%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000002042804932__p333982814471">Choose <strong id="EN-US_TOPIC_0000002042804932__b491610785013">More</strong> &gt; <strong id="EN-US_TOPIC_0000002042804932__b1891618712504">Delete</strong> in the <span id="EN-US_TOPIC_0000002042804932__text199161274507"><strong>Operation</strong></span> column on the right of the desired detection model.</p></td>
      </tr>
     </tbody>
    </table>
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